Specs
The OSI was initially provided with the Ford Taunus 20m P5 2 liter V6 Cologne engine. Bellow are some specs I have collected.
 
model   2000 S 2300 S
produced   20 January 1967-July 1968  November 1967-July 1968
number built   ~2200
engine   iron-block pushrod 60º V6 (OHV)
chassis/body   all-steel monocoque
cub. capacity cm3 1998 2293
bore x stroke mm 84 x 60,14 90 x 60,14
compression ratio   9.0:1 9.0:1
power PS/rpm 90@5000 108@5100
torque mkg/rpm 15,8@3000 18,5@3000
carburettor  

Solex 32 DDIST double

Solex 35 DDIST double

gearbox   four-speed all synchro

suspension

front MacPherson struts, anti-roll bar
  rear Live axle, leaf springs, telescopic dampers
brakes front discs 240,5 mm (Ate)
  rear drums 250 mm
wheels/tyres   5,5j x 15 (Fergat) / 185 SR 15 Pirelli Cinturato
steering   worm and roller
ratio   18,3:1
turning circle m 10,6
length mm 4670
width mm 1810
height mm 1340
weight kg 1150
track front/rear mm 1475/1439
wheelbase mm 2705
consuption l/100Km 9,5 (super) 9,8 (super)
top speed Km/h 170 180
0-100 Km/h s 14,2 11,7

 

You can see the engine components bellow.

This engine is not suitable for unleaded petrol without modifications.

Ford 2000/2300 V6 60º OHV